I kind of disagree. If there were aliens physiologically equal to us, I'd bet they'd come to a similar set of conventions and it (their copy of our western tra

I kind of disagree. If there were aliens physiologically equal to us, I'd bet they'd come to a similar set of conventions and it (their copy of our western tradition) would be the most popular musical tradition in their planet: 12 intervals separated by the equivalent frequency distances, etc. They'd probably have different (saner) names for the notes, but it would be the same kind of music.